<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>登录页</title>
</head>
<body>
<form action="/login1" method="post">
    用户名:<input name="username" type="text"/><br/>
    密码:<input type="password" name="password"/></br>
    <input type="submit" value="登录"/>
</form>
</body>
</html>